“Hydrogen” is made up of “hydro-” and “-gen”. “hydro-” means “water” and “-gen” means
15、Water is___ hydrogen and oxygen. A. made up B. made up of C. made by D. making by 相关知识点: 试题来源: 解析 参照答案:B参照解析:这道题考查动词 make 词组。makeup 意思是“化妆,捏造,虚构(故事、诗等)”;make up of 意思是“构成,构成”;made by 意思是“由……制造”,用于...
Water is ___ hydrogen and oxygen. A.made upB.made up ofC.made byD.making by 答案 B[解析]be made up of“由……组成,含有”;make up“组成,构成”;be made by“由……制造”。 结果二 题目 Water is ___ hydrogen and oxygen. A.made upB.made up ofC.made byD.making by 答案 B[解析] ...
water/ hydrogen gashydrated formWhen hydrogen gas is bubbled into water, it may well be present as stabilized bubbles rather than hydrated hydrogen molecules, as in the spontaneous emulsification at oil|water interfaces without surfactant. On this prediction, we used dynamic light scattering (DLS) ...
Reports that researchers from the National Energy Technology Laboratory and Argonne National Laboratory in the U.S. are developing a process that produces hydrogen through the catalytic decomposition of water. Key issues of interest; Analysis of pertinent topics and relevant issues; Implications on ...
百度试题 结果1 题目Water is hydrogen (氢气)and oxygen. A. made up B. made of C. made from D. made up of 相关知识点: 试题来源: 解析 D 反馈 收藏
A. only water B. natural gas and water C. only natural gas D. nowhere 相关知识点: 试题来源: 解析 B。解析:文中提到 Hydrogen is found in many different forms. It is present in water as one part hydrogen and two parts oxygen. It is also found in natural gas and other hydrocarbons.。
氢与氧可构... ... ) Oxygen and hydrogen make water. 氧和氢构成水。 )Water is formed of hydrogen and oxygen.水由氢氧构… www.dictall.com|基于4个网页 释义: 全部,水由氢氧构成 更多例句筛选 1. Waterisformedofhydrogenandoxygen. 水由氢氧构成。
What is the drinking water of hydrogen source 意思是：什么是氢源饮用水？hydrogen n. <化>氢；复数： hydrogens source n. 根源，本源； 源头，水源； 原因； 提供消息的人 vt. （从…）获得； 发起； 向…提供消息； 寻求（尤指供货）的来源 vi. 原料来源； 起源； 寻求来源； 寻求...
Water is hydrogen, composed of two elements of inorganic oxygen at normal temperature and pressure for the odorless, colorless and transparent liquid. Water is the most common substance on Earth is one of the survival of all life, including humans, an important resource, but also the most impor...